UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 6 DEC 25 Station: UIBB WMO ident: 30309 Latitude: 56.07 Longitude: 101.83 Elevation: 489.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 25 SFC 952 489 -5.5 -7.1 88 1.6 -6.0 260 1 271.4 271.8 269.8 277.9 2.35 2 925 638 -6.3 -8.9 82 2.6 -7.1 270 25 272.9 273.2 270.4 278.7 2.10 3 850 1294 -10.5 -13.1 81 2.6 -11.2 280 35 275.1 275.4 271.0 279.8 1.64 4 846 1330 -10.7 -13.4 80 2.7 -11.4 280 35 275.3 275.6 271.1 279.9 1.61 5 700 2755 -21.7 -26.3 66 4.6 -22.4 285 36 278.5 278.6 271.4 280.4 0.64 6 632 3497 -27.7 -34.7 51 7.0 -28.4 282 35 279.9 279.9 271.6 280.9 0.32 7 594 3939 -31.7 -38.7 50 7.0 -32.2 280 35 280.2 280.3 271.7 281.0 0.23 8 500 5130 -41.9 -47.9 52 6.0 -42.1 275 33 282.0 282.0 272.5 282.3 0.10 9 448 5861 -48.7 -54.7 50 6.0 -48.8 265 31 282.4 282.4 272.6 282.6 0.05 10 441 5964 -48.3 -54.3 50 6.0 -48.4 264 31 284.2 284.2 273.6 284.4 0.05 11 400 6600 -51.7 -56.7 55 5.0 -51.8 255 29 287.8 287.8 275.6 288.0 0.04 12 331 7818 -57.3 -63.3 46 6.0 -57.3 265 28 296.1 296.1 279.6 296.2 0.02 13 300 8440 -59.1 -65.1 46 6.0 -59.2 270 27 302.0 302.0 282.2 302.1 0.02 14 299 8461 -59.3 -65.3 46 6.0 -59.3 270 27 302.0 302.0 282.2 302.1 0.02 15 277 8938 -59.7 -65.7 45 6.0 -59.7 274 30 308.1 308.1 284.7 308.2 0.02 16 250 9580 -58.5 -64.5 46 6.0 -58.6 280 35 319.1 319.1 288.5 319.2 0.03 17 234 9999 -55.1 -61.1 47 6.0 -55.2 281 34 330.3 330.3 291.9 330.5 0.04 18 200 11000 -55.5 -62.5 41 7.0 -55.6 285 33 344.9 344.9 295.5 345.1 0.04 19 154 12671 -53.5 -61.5 37 8.0 -53.8 276 39 375.1 375.1 301.5 375.4 0.06 20 150 12840 -53.7 -61.7 37 8.0 -53.9 275 40 377.5 377.6 301.9 377.8 0.06 21 100 15420 -57.3 -68.3 23 11.0 -57.6 275 42 417.0 417.0 307.4 417.2 0.04 22 70 17650 -61.3 -73.3 19 12.0 -61.6 265 54 453.2 453.2 311.2 453.4 0.03 23 66 18014 -61.1 -73.1 19 12.0 -61.4 266 56 461.4 461.4 311.9 461.5 0.03 24 51 19590 -66.7 -78.7 17 12.0 -66.9 270 65 483.6 483.6 313.7 483.7 0.02 25 50 19710 -66.3 -79.3 15 13.0 -66.5 270 66 487.2 487.3 314.0 487.3 0.01 26 44 20489 -61.5 -74.5 16 13.0 -62.0 266 64 517.1 517.1 316.1 517.3 0.04 27 30 22840 -63.9 -77.9 13 14.0 -64.4 255 58 570.4 570.4 319.2 570.7 0.03 28 28 23263 -64.1 -78.1 13 14.0 -64.6 581.2 581.3 319.8 581.5 0.03 29 22 24717 -70.5 -84.5 11 14.0 -70.8 603.7 603.7 320.8 603.8 0.01 TRP 299 8461 -59.3 -65.3 46 6.0 -59.3 270 27 302.0 302.0 282.2 302.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5105.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 64.52 % Est. max temperature: -0.77 C = 30.62 F Sfc-Lift cond lev (LCL): 928.04 mb = 621.02 m = 2037.44 ft T: -6.21 C 700-500 lapse rate: 8.51 C/km ThetaE index: 0.00 C Layer 952.0-77061766818325623606345728.0 mb Conv cond level (CCL): 842.44 mb = 1362.00 m = 4468.46 ft Mean mixing ratio: 1.97 g/kg Conv temperature: -1.62 C = 29.09 F Cap Strength: 2.13 C Lifted Index: 2.82 C Risk: None Lifted Index @300 mb: 16.35 C Lifted Index @700 mb: 1.72 C Showalter Index: 2.20 C Risk: Showers probable Total Totals Index: 60.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.40 C Cross Totals Index: 28.80 C K Index: 13.70 Risk: None Sweat Index: 327.00 Risk: Showers and thunderstorms possible Energy Index: 0.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.25 J/kg Max Up Vert Vel: 3.81 m/s Conv Inhibition (B-): 45309.55 J/kg Cap Strength: 2.77 C Lift Cond Lev (LCL): 866.79 mb = 1142.29 m = 3747.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 307 at 25 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 952 489 260 1 1.0 0.2 | 129 24 -18.6 15.0 1 925 638 270 25 25.0 -0.0 | 200 16 5.4 14.8 2 850 1294 280 35 34.5 -6.1 | 240 17 14.9 8.7 3 700 2755 285 36 34.8 -9.3 | 250 16 15.2 5.5 4 500 5130 275 33 32.9 -2.9 | 228 18 13.3 11.9 5 400 6600 255 29 28.0 7.5 | 201 24 8.4 22.3 6 300 8440 270 27 27.0 -0.0 | 207 17 7.4 14.8 7 299 8461 270 27 27.0 -0.0 | 207 17 7.4 14.8 8 250 9580 280 35 34.5 -6.1 | 240 17 14.9 8.7 9 200 11000 285 33 31.9 -8.5 | 243 14 12.3 6.3 10 150 12840 275 40 39.8 -3.5 | 241 23 20.3 11.3 11 100 15420 275 42 41.8 -3.7 | 243 25 22.3 11.2 12 70 17650 265 54 53.8 4.7 | 240 39 34.2 19.5 13 50 19710 270 66 66.0 -0.0 | 252 49 46.4 14.8 14 30 22840 255 58 56.0 15.0 | 231 47 36.4 29.8 Wind Parameters Mean winds (0-6000m): 277.1 at 32.7 knts Storm direction: 307.1 at 24.6 knts Shear (0-3000m) pos: 6.0 neg: 0.3 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 113.9 deg Storm rel helicity (0-3000m) pos: 160.3 neg: -8.6 tot: 151.7 m^2/s^2 ave: 50.6 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 6.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.45 Bulk Shear: 16.26 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 272 22 189 14| 30.2 0.0 30.2|124.5 0.0 124.5 249.0 0.93| 31.5 29.5 1000 276 27 213 14| 17.6 0.0 17.6|149.1 0.0 149.1 149.1 0.94| 18.7 17.6 1500 278 30 223 15| 11.8 0.0 11.8|153.7 0.0 153.7 102.5 0.94| 12.9 12.1 2000 280 31 230 15| 9.0 0.0 9.0|158.3 0.0 158.3 79.1 0.94| 9.9 9.3 2500 281 32 234 15| 7.2 0.0 7.2|160.3 -2.5 157.9 63.1 0.91| 8.2 7.5 3000 281 33 236 15| 6.0 0.3 6.2|160.3 -8.6 151.7 50.6 0.85| 7.1 6.0 4000 281 33 237 16| 4.5 0.6 5.1|160.3 -20.8 139.5 34.9 0.73| 5.7 4.1 5000 280 33 235 16| 3.6 0.9 4.5|160.3 -41.3 119.1 23.8 0.57| 5.0 2.9 6000 277 33 230 17| 3.0 1.4 4.4|160.3 -78.4 81.9 13.7 0.38| 4.8 1.8 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251206.00.gif